CVE-2020-3175

HIGH

Cisco NX-OS - DoS

Title source: llm
STIX 2.1

Description

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper resource usage control. An attacker could exploit this vulnerability by sending traffic to the management interface (mgmt0) of an affected device at very high rates. An exploit could allow the attacker to cause unexpected behaviors such as high CPU usage, process crashes, or even full system reboots of an affected device.

Scores

CVSS v3 8.6
EPSS 0.0259
EPSS Percentile 85.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400 CWE-664
Status published
Products (1)
cisco/nx-os 6.2\(1\)
Published Feb 26, 2020
Tracked Since Feb 18, 2026